Public Exposed Objects

A system, a method, and a computer program product for public exposed objects in packaged interfaces of business process applications are provided. A service provider of a service registers a public exposed object for use by a client of the service provider by identifying the public exposed object and associating a predetermined access protocol for accessing the registered public exposed object by the client. The registered public exposed object is accessible from the service provider only. The service provider provides the registered public exposed object to the client during a transaction. The client accesses the registered public exposed object using an identifier, an attribute, an access location of the registered public exposed object, and the predetermined access protocol.